Fit Bust: Great for any cup size. Waist: Fitted - stretchy fabric allows custom fit. Undergarments: May be worn with any standard bra. Fabric: Fabric is very stretchy. Details 50% Viscose, 28% Nylon, 22% Polybutylene Terephthalate. Hand Wash Cold. Do Not Bleach. Line Dry Iron Low Heat. Imported. Unlined.